GameKit macOS 11.3 to 12.0 API Differences
GKError.h
Added
GKErrorFriendRequestNotAvailable
GKGameCenterViewController.h
Added
GKGameCenterViewControllerStateLocalPlayerFriendsList
GKLocalPlayer.h
Added
GKLocalPlayer.isPresentingFriendRequestViewController
Added
-[GKLocalPlayer presentFriendRequestCreatorFromWindow:error:]
GKMatchmakerViewController.h
Added
GKMatchmakingModeInviteOnly
Added
GKMatchmakerViewController.canStartWithMinimumPlayers
GKTurnBasedMatchmakerViewController.h
Added
GKTurnBasedMatchmakerViewController.matchmakingMode